Density is calculated by dividing the mass by the volume.
D=[tex]\frac{m}{v}[/tex]
Substitute the corresponding values into the equation.
D=[tex]\frac{50 g}{9 cm^3}[/tex]
D=5.55555556 g/cm³
We can round this value up to about 5.6, so the density of the material would be about 5.6 g/cm³.